class_docstr: Test data request different implementations
docstr: Wait some time before running each call again.
docstr_tok: ["Wait","some","time","before","running","each","call","again","."]
code: def setUp(self):
      """
      Wait some time before running each call again.
      """
      time.sleep(1)
  
imports: from ..alpha_vantage.alphavantage import AlphaVantage
  from ..alpha_vantage.timeseries import TimeSeries
  from ..alpha_vantage.techindicators import TechIndicators
  from ..alpha_vantage.cryptocurrencies import CryptoCurrencies
  from ..alpha_vantage.foreignexchange import ForeignExchange
  from pandas import DataFrame
  import os
  import unittest
  import timeit
  import time
label_desc: Use image node_id 1 for calling the TestAlphaVantage obj's underlying member method code with example usage: obj.setUp() without return types